/**
 * Oh Baby Spa - Layout
 * Structure de la page avec menu hamburger responsive
 * Design basé sur ohbabyspa.be (Bleu Teal + Jaune/Or)
 * @version 6.0.0
 */

/* Google Fonts Import */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;500;600;700&family=Dancing+Script:wght@400;500;600;700&family=Poppins:wght@300;400;500;600&display=swap');

/* ============================================
   CONTENEUR PRINCIPAL
   ============================================ */
.app-container {
    height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
    background: var(--background);
}

/* ============================================
   EN-TÊTE - Design Oh Baby Spa
   ============================================ */
.header {
    background: var(--gradient-header);
    color: var(--white-text);
    padding: calc(env(safe-area-inset-top) + 16px) var(--spacing-lg) var(--spacing-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
    position: relative;
    z-index: var(--z-sticky);
}

.header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M20 5 L22 12 L20 10 L18 12 Z' fill='%23F4C24C' fill-opacity='0.15'/%3E%3C/svg%3E");
    pointer-events: none;
}

.header h1 {
    font-family: var(--font-family-script);
    font-size: 32px;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-xs);
    letter-spacing: 1px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    color: var(--accent-gold);
    position: relative;
    z-index: 1;
}

.header .subtitle {
    font-family: var(--font-family);
    font-size: var(--font-size-sm);
    opacity: 0.95;
    font-weight: var(--font-weight-light);
    letter-spacing: 2px;
    text-transform: uppercase;
    position: relative;
    z-index: 1;
}

/* ============================================
   MENU HAMBURGER RESPONSIVE
   ============================================ */
.menu-toggle {
    display: none;
    position: fixed;
    left: 12px;
    top: 12px;
    width: 44px;
    height: 44px;
    background: #F4C24C;
    border: none;
    border-radius: 10px;
    padding: 0;
    cursor: pointer;
    z-index: 99999;
    transition: all 0.2s ease;
    box-shadow: 0 2px 10px rgba(0,0,0,0.3);
    align-items: center;
    justify-content: center;
}

.menu-toggle:hover,
.menu-toggle:focus {
    background: #F8D480;
    transform: scale(1.05);
}

.menu-toggle:active {
    transform: scale(0.95);
}

.menu-toggle i {
    color: #103A54;
    font-size: 20px;
    display: block;
    line-height: 1;
}

.menu-toggle .fa-times {
    display: none;
}

.menu-toggle.active .fa-bars {
    display: none;
}

.menu-toggle.active .fa-times {
    display: block;
}

/* Overlay pour mobile */
.menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    z-index: 8000;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: all 0.3s ease;
}

.menu-overlay.active {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

/* ============================================
   ÉCRAN DE CONNEXION
   ============================================ */
.login-screen {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    background: var(--gradient-teal);
    position: relative;
    overflow: hidden;
}

.login-screen::before {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    background: rgba(244, 194, 76, 0.1);
    border-radius: 50%;
    top: -150px;
    right: -150px;
}

.login-screen::after {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    bottom: -100px;
    left: -100px;
}

.login-card {
    background: white;
    border-radius: var(--border-radius-xxl);
    padding: var(--spacing-xxl);
    box-shadow: var(--shadow-lg);
    width: 100%;
    max-width: 400px;
    position: relative;
    z-index: 1;
}

.login-logo {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.login-logo .logo-circle {
    width: 100px;
    height: 100px;
    background: var(--gradient-teal);
    border-radius: var(--border-radius-round);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-md);
    border: 3px solid var(--accent-gold);
}

.login-logo .logo-text {
    color: var(--accent-gold);
    font-size: 44px;
}

.login-logo h2 {
    font-family: var(--font-family-script);
    color: var(--primary-teal);
    font-size: 28px;
    margin-bottom: var(--spacing-xs);
    font-weight: var(--font-weight-semibold);
}

.login-logo p {
    color: var(--light-text);
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-light);
}

/* ============================================
   ÉCRAN PRINCIPAL
   ============================================ */
.main-screen {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* ============================================
   NAVIGATION PAR ONGLETS
   ============================================ */
.tabs {
    display: flex;
    background: var(--card-background);
    border-bottom: 2px solid var(--border-light);
    padding: 0;
    position: relative;
    z-index: var(--z-dropdown);
}

.tab {
    flex: 1;
    padding: var(--spacing-md) var(--spacing-sm);
    text-align: center;
    color: var(--light-text);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    border-bottom: 3px solid transparent;
    transition: all var(--transition-normal);
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    position: relative;
    background: transparent;
    text-decoration: none;
}

.tab i {
    font-size: 20px;
    transition: transform var(--transition-bounce);
}

.tab span {
    font-size: var(--font-size-xs);
    white-space: nowrap;
}

.tab.active {
    color: var(--primary-teal);
    border-bottom-color: var(--accent-gold);
    background: linear-gradient(180deg, rgba(16, 58, 84, 0.08) 0%, transparent 100%);
}

.tab.active i {
    transform: scale(1.1);
    color: var(--primary-teal);
}

.tab:hover:not(.active) {
    color: var(--medium-text);
    background: rgba(16, 58, 84, 0.05);
}

/* Badge compteur */
.tab .badge,
#queueCount {
    background: var(--accent-gold);
    color: var(--dark-text);
    font-size: 10px;
    padding: 2px 8px;
    border-radius: 10px;
    font-weight: var(--font-weight-bold);
}

/* ============================================
   CONTENU DES ONGLETS
   ============================================ */
.tab-content {
    flex: 1;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding: var(--spacing-lg);
    background: var(--background);
}

/* ============================================
   FILE D'ATTENTE
   ============================================ */
.queue-item {
    background: var(--card-background);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    border: 1px solid var(--border-light);
    transition: var(--transition-normal);
}

.queue-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
    border-color: var(--primary-teal-light);
}

.queue-item-thumbnail {
    width: 70px;
    height: 70px;
    min-width: 70px;
    border-radius: var(--border-radius-md);
    background-size: cover;
    background-position: center;
    margin-right: var(--spacing-md);
    flex-shrink: 0;
    box-shadow: var(--shadow-sm);
}

.queue-item-info {
    flex: 1;
    min-width: 0;
}

.queue-item-name {
    font-size: var(--font-size-md);
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--spacing-xs);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    color: var(--dark-text);
}

.queue-item-status {
    font-size: var(--font-size-sm);
    color: var(--light-text);
}

/* ============================================
   NAVIGATEUR DE DOSSIERS
   ============================================ */
.folder-browser-card {
    background: var(--card-background);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-sm);
    cursor: pointer;
    transition: all var(--transition-normal);
    border: 1px solid var(--border-light);
}

.folder-browser-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
    border-color: var(--primary-teal-light);
}

.folder-browser-card:active {
    transform: scale(0.99);
}

.folder-browser-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-sm);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--border-light);
}

.folder-browser-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--primary-teal-dark);
}

.folder-browser-info {
    font-size: var(--font-size-sm);
    color: var(--light-text);
}

.folder-browser-photos {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-slow);
}

.folder-browser-card.expanded .folder-browser-photos {
    max-height: 2000px;
    margin-top: var(--spacing-sm);
}

.photo-thumbnail {
    width: 75px;
    height: 75px;
    margin: 2px;
    border-radius: var(--border-radius-sm);
    overflow: hidden;
    background: var(--background-alt);
    position: relative;
    flex-shrink: 0;
}

.photo-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.expand-icon {
    color: var(--primary-teal);
    transition: transform var(--transition-normal);
}

.folder-browser-card.expanded .expand-icon {
    transform: rotate(180deg);
}

/* ============================================
   GRILLE DE PRÉVISUALISATION
   ============================================ */
#previewGrid {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
}

.preview-item {
    width: 75px;
    height: 75px;
    margin: 2px;
    background-size: cover;
    background-position: center;
    border-radius: var(--border-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-sm);
}

.preview-item.preview-loading {
    background-color: var(--background-alt);
}

.preview-item.preview-more {
    background: var(--primary-teal-light);
    color: var(--white);
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-md);
}

/* ============================================
   RESPONSIVE - TABLETTE
   ============================================ */
@media (min-width: 768px) {
    .tabs {
        justify-content: center;
        padding: 0 var(--spacing-lg);
    }

    .tab {
        flex: none;
        min-width: 140px;
        padding: var(--spacing-lg) var(--spacing-xl);
    }

    .tab-content {
        max-width: 900px;
        margin: 0 auto;
        padding: var(--spacing-xl);
    }

    .header h1 {
        font-size: 40px;
    }
}

/* ============================================
   RESPONSIVE - MOBILE (Menu Hamburger)
   ============================================ */
@media (max-width: 767px) {
    /* Afficher le menu hamburger */
    .menu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .menu-overlay {
        display: block;
    }

    /* Navigation mobile en menu latéral */
    .tabs {
        position: fixed;
        top: 0;
        left: 0;
        bottom: 0;
        width: 280px;
        max-width: 85vw;
        flex-direction: column;
        background: var(--card-background);
        box-shadow: 5px 0 30px rgba(0, 0, 0, 0.3);
        z-index: 8500;
        padding-top: calc(env(safe-area-inset-top) + 80px);
        transform: translateX(-100%);
        transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        border-right: 3px solid var(--accent-gold);
    }

    .tabs.open {
        transform: translateX(0);
    }

    .tab {
        flex: none;
        flex-direction: row;
        justify-content: flex-start;
        padding: var(--spacing-lg) var(--spacing-xl);
        border-bottom: none;
        border-left: 4px solid transparent;
        gap: var(--spacing-md);
    }

    .tab i {
        font-size: 22px;
        width: 30px;
        text-align: center;
    }

    .tab span {
        font-size: var(--font-size-md);
    }

    .tab.active {
        border-bottom-color: transparent;
        border-left-color: var(--accent-gold);
        background: linear-gradient(90deg, rgba(244, 194, 76, 0.15) 0%, transparent 100%);
        color: var(--primary-teal);
    }

    /* En-tête menu mobile */
    .tabs::before {
        content: 'Menu';
        position: absolute;
        top: calc(env(safe-area-inset-top) + 25px);
        left: var(--spacing-xl);
        font-family: var(--font-family-script);
        font-size: 28px;
        font-weight: var(--font-weight-semibold);
        color: var(--primary-teal);
    }

    /* Ligne décorative */
    .tabs::after {
        content: '';
        position: absolute;
        top: calc(env(safe-area-inset-top) + 65px);
        left: var(--spacing-xl);
        right: var(--spacing-xl);
        height: 2px;
        background: var(--gradient-gold);
        border-radius: 1px;
    }

    /* Header mobile */
    .header {
        padding: calc(env(safe-area-inset-top) + 12px) 70px var(--spacing-md) 70px;
    }

    .header h1 {
        font-size: 24px;
    }

    .header .subtitle {
        font-size: 10px;
        letter-spacing: 1.5px;
    }

    .tab-content {
        padding: var(--spacing-md);
    }
}

/* ============================================
   RESPONSIVE - PETITS ÉCRANS
   ============================================ */
@media (max-width: 375px) {
    .header {
        padding: calc(env(safe-area-inset-top) + 10px) 60px var(--spacing-sm) 60px;
    }

    .header h1 {
        font-size: 20px;
    }

    .menu-toggle {
        padding: 10px 12px;
        left: 10px;
    }

    .menu-toggle i {
        font-size: 18px;
    }

    .login-card {
        padding: var(--spacing-xl) var(--spacing-lg);
        border-radius: var(--border-radius-xl);
    }

    .tab-content {
        padding: var(--spacing-sm);
    }

    .photo-thumbnail,
    .preview-item {
        width: 60px;
        height: 60px;
    }
}